TEITTINEN, P. Apilan lajikekokeiden perustamisen tekniikasta. Agricultural and Food Science, [S. l.], v. 32, n. 1, p. 104–106, 1960. DOI: 10.23986/afsci.71512. Disponível em: https://journal.fi/afs/article/view/71512. Acesso em: 5 may. 2024.